use tokio::net::TcpListener;
use axum::{Router, Json};
use serde::{Deserialize, Serialize};

#[derive(Serialize, Deserialize)]
struct TelemetryFrame {
    can_id: u32,
    data:   [u8; 8],
    ts_ms:  i64,
}

async fn ingest(
    Json(frame): Json<TelemetryFrame>
) -> Json<&'static str> {
    // parse · validate · store
    tracing::info!(
        can_id = frame.can_id,
        "frame ingested"
    );
    Json("ok")
}